Effectively stimulate imagination, creative thinking and sensory development, and greatly enhance the ability of the right brain! Age: 18 months or more Height, width, depth: 25.5 x 4 x 13 cm Material: rubber wood This is a wooden rainbow with a warm heart color. Children like the rainbow. This is very educational, cognitive color, sense of space, size, this is the content of the baby to learn! As well as providing fun and encouraging imagination and creativity. The wooden curve of each rainbow’s main color of the seven-piece puzzle function is really seamless.